Select and click on System Update (or Software Update ).
Software updates resolve synchronization issues between the video feed and external soundbars using eARC or Dolby Atmos processing. Step-by-Step Guide to Updating Your Vu TV Firmware vu tv firmware update extra quality
If your TV does not find an update automatically, or if you are trying to install a specific customized firmware version to extract extra picture quality, follow these steps. Select and click on System Update (or Software Update )
Insert the USB flash drive into the (typically marked in black or yellow) on the side or back of the TV. as this can corrupt the system.
Note: Do not turn off your television or unplug the power cord during the installation process, as this can corrupt the system.